Replacing The Heat Sink - Lenovo ThinkCentre A55 8705 Hardware Replacement Manual

19. Slide the system board toward the rear of the computer until the front latch
20. Reconnect the cables that were disconnected from the system board. Make
21. Reinstall the PCI riser assembly and adapters.
22. Go to "Completing the parts replacement" on page 30.

Replacing the heat sink

This section provides instructions on how to replace the heat sink.
To replace the heat sink, do the following:
1. Open the computer cover. See "Opening the cover" on page 5.
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Hardware Replacement Guide
snaps into position.
sure all cables are routed correctly. See "Identifying parts on the system
board" on page 4.
Attention
Do not open your computer or attempt any repair before reading the "Important safety
information" in the Safety and Warranty Guide that was included with your computer. To
obtain a copy of the Safety and Warranty Guide, go to the Support Web site at
http://www.lenovo.com/support.